.container {
    width: 600px;
    margin: 0 auto;
    background: rgba(133, 126, 238, 0.575);
    padding: 20px;
    color: rgb(165, 13, 13);
    padding: 50px 40px;
    box-sizing: border-box;
}
h3{
    text-align: center;
    font-size: 4em;
    margin: 0;
}
.container input {
    outline: none;
    line-height: 60px;
    height: 60px;
    background-color: rgb(228, 238, 245);
    border-radius: 7px;
    border: none;
    width: 100%;
    padding: 5px 10px;
    font-size: 2em;
    margin: 2em auto;
    overflow: hidden;
    display: inline-box;
    box-sizing: border-box;
}

.boxs {
    display: flex;
    flex-direction: column;
}

.box {
    height: 100px;
    color: rgb(212, 71, 71);
    border: 1px solid #fff;
    margin: 4px;
    background: #fdfdfd;
    border-radius: 7px;
    display: flex;
    justify-content: center;
    align-items: center;
    text-transform: uppercase;
    font-weight: 700;
    font-size: 2em;
    font-family: Arial, Helvetica, sans-serif;
    transition: background 500ms ease-in-out;
   box-shadow: -4px 5px 0px  rgb(253, 253, 253,.5); 
}


.active {
    background: rgb(24, 117, 5);
    border: 3px solid #ebebeb;
    color: #fff;

}